Product Overview
This document specifies the Metal Film Fixed Resistor manufactured by CHIAN CHIA ELECTRONIC(HU BEI)CO.,LTD. It complies with RoHS requirements for environmentally related substances and is suitable for various applications requiring precise resistance values.
Product Attributes
- Brand: CHIAN CHIA ELECTRONIC
- Origin: HUBEI PROVINCE, CHINA
- Material: Metal film resistor element, Ceramic core, Tinned iron cap, Epoxy resin coating
- Color: Sky blue (for both Normal and Small size types)
- Certifications: RoHS compliant
Technical Specifications
| Type | Rated Power | Nominal Resistance Value | Resistance Tolerance | Max. Working Voltage | Max. Overload Voltage | Dielectric Withstanding Voltage | Resistance Range () | Operating Temperature Range |
| MF1/8W | 0.125W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 150V | 300V | 300V | 1 ~1M | -55+155 |
| MF1/4W | 0.25W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 250V | 500V | 350V | 1 ~10M | -55+155 |
| MF1/2W | 0.5W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 300V | 700V | 400V | 1 ~10M | -55+155 |
| MF1W | 1W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 350V | 800V | 450V | 1 ~10M | -55+155 |
| MF2W | 2W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 500V | 800V | 450V | 1 ~10M | -55+155 |
| MF3W | 3W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 500V | 800V | 500V | 1 ~10M | -55+155 |
| MF5W | 5W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 500V | 1000V | 500V | 1 ~10M | -55+155 |
| MF1/4WS | 0.25W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 150V | 300V | 300V | 1 ~10M | -55+155 |
| MF1/2WS | 0.5W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 250V | 700V | 350V | 1 ~10M | -55+155 |
| MF1WS | 1W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 300V | 800V | 400V | 1 ~10M | -55+155 |
| MF2WS | 2W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 350V | 800V | 450V | 1 ~10M | -55+155 |
| MF3WS | 3W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 500V | 1000V | 450V | 1 ~10M | -55+155 |
| MF5WS | 5W | E-24, E-96 Series | J (5%), G (2%), F (1%), D (0.5%) | 500V | 1000V | 500V | 1 ~10M | -55+155 |
Characteristics
| Item | Performance Specification | Test Method (Conform to JIS C 5202) |
| Temperature Coefficient | Within 100PPM/ | Comply with 5.2 |
| Short time overload | Within (0.5%+0.05). No evidence of mechanical damage. | Comply with 5.5 (Rated voltage2.5 times, 5s. But not to exceed maximum overload voltage.) |
| Insulation Resistance | 104M or more. | Comply with 5.6 (V-block method, DC 500V for 60 seconds.) |
| Dielectric Withstanding Voltage | No evidence of flashover, arcing or insulation breakdown. | Comply with 5.7 (Constant pressure, V-block method, AC potential respectively for 60 seconds. See table-1) |
| Terminal strength | No evidence of mechanical damage. | Comply with 6.1 (Tensile strength and Torsion strength specified) |
| Resistance to soldering heat | Within (0.5%+0.05). No evidence of mechanical damage. | Comply with 6.4 (35010, 31.0s, leave for 0.5h after test) |
| Solderability | Covered with new solder by 95% at least. | Comply with 6.5 (Solder temp: 2555. Dipping time: 31.0 s) |
| Resistance to solvent | No deterioration of protective coating and markings. | Comply with 6.9 (Immersed in isoproalcohol for 3 minutes with ultrasonic.) |
| Temperature cycle | Within (1%+0.05). No evidence of mechanical damage. | Comply with 7.4 (5 cycles: -55/30min to Room temp., 80/30min to Room temp.) |
| Load life in humidity | Within (2%+0.05). | Comply with 7.9 (402, 90-95%RH, 1000h, Rated voltage (90 min ON, 30 min OFF)) |
| Load life | Within (2%+0.05). | Comply with 7.10 (703, 1000h, Rated voltage (90 min ON, 30 min OFF)) |
Indication (Color Code)
| Color | 1st Figure | 2nd Figure | 3rd Figure (Multiplier) | Tolerance |
| Black | 0 | 0 | 100 | - |
| Brown | 1 | 1 | 101 | 1% (F) |
| Red | 2 | 2 | 102 | 2% (G) |
| Orange | 3 | 3 | 103 | - |
| Yellow | 4 | 4 | 104 | - |
| Green | 5 | 5 | 105 | - |
| Blue | 6 | 6 | 106 | - |
| Violet | 7 | 7 | 107 | - |
| Gray | 8 | 8 | - | - |
| White | 9 | 9 | - | - |
| Gold | - | - | 10-1 | 5% (J) |
| Silver | - | - | 10-2 | - |
| Plain | - | - | - | 0.1%, 0.25%, 0.5%, 1% (5-Band code) |
External Dimensions (P Type)
| Type | I 2.0 | L 1.0 | D | d 0.05 | H 2.0 |
| MF1/8W, MF1/4WS | 60 | 3.2 | 1.80.5 | 0.40 | 27 |
| MF1/4W, MF1/2WS | 60 | 6.5 | 2.30.5 | 0.43 | 26 |
| MF1/2W, MF1WS | 60 | 9.0 | 3.20.5 | 0.50 | 26 |
| MF1W, MF2WS | 60 | 11.5 | 4.51.0 | 0.68 | 25 |
| MF2W | 73 | 11.5 | 4.51.0 | 0.68 | 31 |
| MF3W, MF3WS | 60 | 15.5 | 5.01.0 | 0.68 | 23 |
| MF3W | 81 | 15.5 | 5.01.0 | 0.68 | 33 |
| MF5W, MF5WS | 94 | 17.5 | 6.01.0 | 0.68 | 38 |
| MF5W | 94 | 24.5 | 8.01.0 | 0.68 | 35 |
2410121228_CCO-Chian-Chia-Elec-MF1-4W-5-1KR-1--T_C119340.pdf
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